Re: Question on Disk Arrays ???

Would you run the EMC Symmetrix as mirrored or EMC's RAIS-S? RAID-S requires more cache than mirrored but one gets 75% effective disk capacity rather than 50%. Nabil Courdy wrote: > > Can anyone offer me pros and cons on: > > A Symmetrix 3500 system (EMC) with 2 GB cache controllers > > OR > > A Digital Enterprise Storage Array (STORAGEWORKS), controllers > here go up to 128 MB cache > > The system will be used for very large databases. I have completed my > benchmarks and analysis but would lie to hear from people who can > augment my information. -- ** Paul J. Reimold UNIX Administrator ** ** General Accident Insurance ** ** 436 Walnut Street Phila, PA 19106 ** ** (215) 625-2146/625-4350 (fax)/preimold@genacc-us.com **